private void viewButton_ButtonClick(object sender, DevExpress.XtraEditors.Controls.ButtonPressedEventArgs e)
{
Prizm.Domain.Entity.File selectedFile = filesView.GetRow(filesView.FocusedRowHandle) as Prizm.Domain.Entity.File;
if (selectedFile != null)
{
viewModel.SelectedFile = selectedFile;
viewModel.ViewFileCommand.Execute();
}
}